/*This file is part of the FEBio source code and is licensed under the MIT license
 listed below.
 
 See Copyright-FEBio.txt for details.
 
 Copyright (c) 2020 University of Utah, The Trustees of Columbia University in
 the City of New York, and others.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in all
 copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.*/



#pragma once
#include <FECore/FESurfaceLoad.h>
#include <FECore/FEModelParam.h>
#include "febiofluid_api.h"

//-----------------------------------------------------------------------------
//! The flux surface is a surface domain that sustains a solute flux boundary
//! condition for FluidSolutesDomain
class FEBIOFLUID_API FEMultiphasicFSISoluteFlux : public FESurfaceLoad
{
public:
    //! constructor
    FEMultiphasicFSISoluteFlux(FEModel* pfem);
    
    //! Set the surface to apply the load to
    void SetSurface(FESurface* ps) override;
    
    //! calculate traction stiffness (there is none)
    void StiffnessMatrix(FELinearSystem& LS, const FETimeInfo& tp) override;
    
    //! calculate load vector
    void LoadVector(FEGlobalVector& R, const FETimeInfo& tp) override;
    
    void SetSolute(int isol) { m_isol = isol; }
    
    //! initialization
    bool Init() override;
    
    //! serialization
    void Serialize(DumpStream& ar) override;
    
    
private:
    FEParamDouble    m_flux;        //!< flux scale factor magnitude
    int        m_isol;        //!< solute index
    
private:
    FEDofList        m_dofC;
    FEDofList        m_dofU;
    
    DECLARE_FECORE_CLASS();
};
